GeForce RTX 4090 and B200 SXM 192 GB - video card comparison

GeForce RTX 4090

B200 SXM 192 GB

Architecture

Ada Lovelace

Blackwell

GPU code name

AD102-300-A1

GB100

Market segment

Desktop

Release date

September 2022

2024 (recently)

Interface

PCIe 4.0 x16

PCIe 5.0 x16

Supplementary power connectors

1x 16-pin

Boost clock speed

2520 MHz

1837 MHz

Core clock speed

2235 MHz

Manufacturing process technology

5 nm

Number of transistors

76,300 million

208,000 million

Pipelines / CUDA cores

16384

16896

Power consumption (TDP)

450 Watt

1000 Watt

Texture fill rate

1,290

969.9

Memory type

GDDR6X

HBM3e

Maximum RAM amount

24 GB

96 GB

Memory bus width

384 Bit

4096 Bit

Memory clock speed

21000 MHz

8 GB/s

Memory bandwidth

1,008 GB/s

4.1 TB/s

Shared memory

Display Connectors

1x HDMI 2.1, 3x DisplayPort 1.4a

No outputs

HDMI

DirectX

12 Ultimate (12_2)

N/A

CUDA

8.9

9.0

OpenCL

3.0

OpenGL

4.6

N/A

Shader Model

6.6

N/A

Vulkan

1.3

N/A